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Finding the Fourth Proportional to 116,766.51, 175,216.33 and 45,694.88

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Solution

The fourth proportional to 116,766.51, 175,216.33 and 45,694.88 is: 68,568.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,766.51 : 175,216.33 = 45,694.88 : x
  2. Step 2: Convert to fraction form
    116,766.51/175,216.33 = 45,694.88/x
  3. Step 3: Cross multiply
    116,766.51x = 175,216.33 × 45,694.88
  4. Step 4: Simplify right side
    116,766.51x = 8,006,489,011.49
  5. Step 5: Solve for x
    x = 8,006,489,011.49/116,766.51
  6. Step 6: Final answer
    x = 68,568.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.